Please check the following paragraph.
The protagonist of Linsanity is Jeremy Lin, a Chinese-American basketball player in NBA. Jeremy Lin became famous because he led his teammates to win the basketball game, but no one knows his success is from faithful practice. Before his success, he was kicked by two teams, Golden State Warriors and Houston Rockets. Not only the setback but also the criticism frustrated him on his way to NBA. However, he didnít give up from these dilemma. Though he felt depressed, he still practiced hard.
I'm not a teacher, but I write for a living. Please don't ask me about 2nd conditionals, but I'm a safe bet for what reads well in (American) English.